Respuesta :

allialbert22

Answer:

3b^4(1^1 + 5 - 6b^3)

Step-by-step explanation:

3b^5 + 15b^4 - 18b^7

They all have 3 in common, as well as b^4.

Factoring the end result should give you your equation back, meaning it's right unless the question was misunderstood.